lot of lights rectagular in shape and a sound ive never herd before

i realize it has been many years ago when my grandmother and me seen this object over her house in the country. i believe i was 6 or 7 years old when it happened. we were sitting in her house waiting on my grandpa to get home when we herd glasses shaking in the cupboards. it was really weird. for some reason i went running out side and looked up in the sky because we could here something loud above the house. it was rectangular in shape had lots of lights on it and it was makeing a sound like ive never herd before to this date! one really bright light i can remember was shining on me and thats when my grandma grabbed me by the hair and dragged me into the house! im 33 years old now and havent told anybody about it because i didnt want anybody to think i am crazy.
Witness indicates that the date of the incident is approximate.  PD